#include<iostream>

using namespace std;


struct pair
{
	type first;
	type second;
 }; 
 
 
 pair<int,int>p1;
   
 pair<long long,int>p2;
  
 pair<string,int>p3;
 
 cout<<p1.first<<p1.second;
 
 
 typedef pair<double ,int >  PDI;
 PDI p6;
 
typedef  pair<int,int>PII;
 
int main()
{

  
	return 0;
 } 
